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经营范围
发明名称
Finned tube construction
摘要
申请公布号
US2613066(A)
申请公布日期
1952.10.07
申请号
US19490128873
申请日期
1949.11.22
申请人
MERCHANT & EVANS COMPANY
发明人
NEWLIN JOHN SHIPLEY
分类号
B21C37/26
主分类号
B21C37/26
代理机构
代理人
主权项
地址
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